{notempty name="select"}
{foreach $select as $key=>$item}
<label class="radio-inline i-checks">
    {empty name="value"}
    <input type="radio" name="{$field}" value="{$item.skey}" {eq name="key" value="0"}checked{/eq} /> {$item.svalue}
    {else/}
    <input type="radio" name="{$field}" value="{$item.skey}" {eq name="value" value="$item['skey']"}checked{/eq} /> {$item.svalue}
    {/empty}
</label>
{/foreach}
{/notempty}